CHESS SA Ratings Database

Player tournament rating analysis

Player

Marais, N (Nina)

[202020794] from Sedibeng (GSV)
1646

Rating

Standard

-3.1

Rating change

K = 15.0

1638

Performance

 

Yes

Count for rating

OK

Full Analysis

Item Desctiption
Tournament 2018 Volkskool Open (Prestige)
Grand Prix tournament
Tournament format Swiss
Rating type Standard
National/FIDE rated National
Host region Sedibeng (GSV)
Tournament id 20180301
Tournament group id 20180296
Start 2018/02/16
End 2018/02/18
Rated 2018/02/22
Rating 1646
Rated games 4
Rated score 1.0
Rated percent 25.0
Rated Dp -193
Rated average opponent rating 1831.25
Rated performance 1638
Rated expected score (We) 1.21
Rated score difference (Score-We) -0.21
K-factor 15.0
Temporary rating change -3.1
Penalties 0.0
TOTAL RATING CHANGE -3.1
Count for rating OK
Total rated games with White and Black 4
Default wins 0
Default losses (possible penalties) 0
Byes 1
Tournament rank 8
Final position (single) 9
Final position (shared) 7

Opponents

RndDateOpponentRatingTitleFedColResWeSWeKRpmCFRReason
1 2017/02/16 Bezuidenhout, RR (Roland) 2089 FM 0 0.06 -0.06 15.0 -0.9 OK
2 2017/02/17 Masiya, MA (Mfundo) 1833 0 0.26 -0.26 15.0 -3.9 OK
3 2017/02/17 Bye 1 0.00 0.00 15.0 0.0 Bye
4 2017/02/18 Menyuku, W (William) 1479 1 0.72 0.28 15.0 4.2 OK
5 2018/02/18 Khumalo, KB (Keith) 1924 0 0.17 -0.17 15.0 -2.5 OK